National Geographic : 2002 Mar
SECURING THE BORDER On the lookoutfor illegal immigrants, Austrian military guardsscan the Dan ube and the shoreline of Slovakia beyond. PhotographerEd Kashi capturedthe view through a night vision lens, at left, usedfor surveillance. Travelingfrom eastern Europe andAsia mainly Pakistanand Afghanistan-immi grantsseek political asylum orjobs in the West. Groupsof as many as 30 people try to cross in rowboats or stow away on barges.